This article explains how to provide advanced verification of Text electronic signatures with GroupDocs.Signature API....Assembly Product Solution GroupDocs...
Retrieve a typed list of every detected difference using Comparer.GetChanges() — each ChangeInfo item exposes change type, page number, ID, and text in GroupDocs.Comparison for .NET....Assembly Product Solution GroupDocs...
This article explains how to obtain coordinates for detected changes at a document pages preview when comparing documents with GroupDocs.Comparison for Node.js via Java...Assembly Product Solution GroupDocs...
Extract metadata (author, title, custom properties) from PDF, Office, images, emails, and other formats using GroupDocs.Parser for Python via .NET....Assembly Product Solution GroupDocs...